The X91N Nickel-plated straight hinge has an automatic hinge installation system to the supplement indicated for this series. It is recommended to install it on door panels with a thickness between 14 and 24 mm. This hinge allows three-dimensional regulation and depth adjustment by eccentric. The dimension of the cup is 35 mm in diameter with a drilling range of the same D = 3 ~ 7 mm. It is provided with a closing and opening spring. The manufacturing materials are steel with an anti-scratch and anti-corrosion nickel finish. Its packaging is supplied with 200 units of X91N straight hinges.